William Johnston, M.D.
William Johnston, M.D. holds NPI 1376546713, with a primary taxonomy of ophthalmology physician and a practice location in Seattle, WA. The number was issued on May 31, 2005 and the NPPES record was last updated on April 30, 2026.
Taxonomies and licenses
| Taxonomy | Code | License |
|---|---|---|
| Ophthalmology Physician Primary | 207W00000X | MD00048242 (WA) |
Practice location
Local context
Active NPPES records list 367 providers with ophthalmology physician as the primary taxonomy within 25 miles of this practice location's ZIP code, 234 of them within 10 miles.
The same primary taxonomy is listed by 684 in Washington and 33,131 nationwide.
These are counts from NPPES records, not a ranking or recommendation. Distances are measured between ZIP code centers, not street addresses.
Record history
- Name on record
- Dr. William Todd Johnston
- Status
- Active
- NPI issued
- Last updated in NPPES
Is this your record? Updates are made through NPPES, the official National Plan and Provider Enumeration System.
NPPES data as of · Source: CMS NPPES
Building software? Fetch this NPI programmatically with the NPILayer Provider API.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://api.npilayer.com/v1/providers/1376546713"